Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4336109 | Method for the recovery of acetone | Kenji Tanimoto, Kunihiko Tanaka, Toshiharu Morita, Katsuyuki Shiota, Yuji Ueda +1 more | 1982-06-22 |
| 4308110 | Process for separation and purification of dihydric phenols | Kunihiko Tanaka, Toshiharu Morita, Katsuyuki Shiota, Yuji Ueda | 1981-12-29 |